diff options
| author | Ilan Peer <ilan.peer@intel.com> | 2023-04-24 10:32:24 +0300 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2023-05-16 10:09:50 -0700 |
| commit | 1b6b4ed01493b7ea2205ab83c49198f7d13ca9d2 (patch) | |
| tree | 74afae3775f4cb57fe9e0a250b7a6f9c3e9e4ea3 /net/wireless | |
| parent | 20429444e653ee8242dfbf815c0c37866beb371b (diff) | |
wifi: cfg80211: Drop entries with invalid BSSIDs in RNR
Ignore AP information for entries that include an invalid
BSSID in the TBTT information field, e.g., all zeros BSSIDs.
Fixes: c8cb5b854b40 ("nl80211/cfg80211: support 6 GHz scanning")
Signed-off-by: Ilan Peer <ilan.peer@intel.com>
Signed-off-by: Gregory Greenman <gregory.greenman@intel.com>
Link: https://lore.kernel.org/r/20230424103224.5e65d04d1448.Ic10c8577ae4a85272c407106c9d0a2ecb5372743@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/wireless')
| -rw-r--r-- | net/wireless/scan.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/net/wireless/scan.c b/net/wireless/scan.c index a1382255fab3..c501db7bbdb3 100644 --- a/net/wireless/scan.c +++ b/net/wireless/scan.c @@ -5,7 +5,7 @@ * Copyright 2008 Johannes Berg <johannes@sipsolutions.net> * Copyright 2013-2014 Intel Mobile Communications GmbH * Copyright 2016 Intel Deutschland GmbH - * Copyright (C) 2018-2022 Intel Corporation + * Copyright (C) 2018-2023 Intel Corporation */ #include <linux/kernel.h> #include <linux/slab.h> @@ -540,6 +540,10 @@ static int cfg80211_parse_ap_info(struct cfg80211_colocated_ap *entry, /* skip the TBTT offset */ pos++; + /* ignore entries with invalid BSSID */ + if (!is_valid_ether_addr(pos)) + return -EINVAL; + memcpy(entry->bssid, pos, ETH_ALEN); pos += ETH_ALEN; |